Home / 28,599.41-42,884.48-11,954.90

Finding the Fourth Proportional to 28,599.41, 42,884.48 and 11,954.90

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Solution

The fourth proportional to 28,599.41, 42,884.48 and 11,954.90 is: 17,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,599.41 : 42,884.48 = 11,954.90 : x
  2. Step 2: Convert to fraction form
    28,599.41/42,884.48 = 11,954.90/x
  3. Step 3: Cross multiply
    28,599.41x = 42,884.48 × 11,954.90
  4. Step 4: Simplify right side
    28,599.41x = 512,679,669.95
  5. Step 5: Solve for x
    x = 512,679,669.95/28,599.41
  6. Step 6: Final answer
    x = 17,926.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.